mirror of
https://github.com/hrydgard/ppsspp.git
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132 lines
3.0 KiB
C++
132 lines
3.0 KiB
C++
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#include "libretro/LibretroGraphicsContext.h"
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#include "libretro/LibretroGLContext.h"
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#include "libretro/libretro.h"
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#include "libretro/LibretroVulkanContext.h"
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#ifdef _WIN32
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#include "libretro/LibretroD3D11Context.h"
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#endif
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#include "Common/Log.h"
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#include "Core/Config.h"
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#include "Core/System.h"
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#include "GPU/GPUInterface.h"
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retro_video_refresh_t LibretroGraphicsContext::video_cb;
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extern "C" {
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retro_hw_get_proc_address_t libretro_get_proc_address;
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};
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void retro_set_video_refresh(retro_video_refresh_t cb) { LibretroGraphicsContext::video_cb = cb; }
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static void context_reset() { ((LibretroHWRenderContext *)Libretro::ctx)->ContextReset(); }
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static void context_destroy() { ((LibretroHWRenderContext *)Libretro::ctx)->ContextDestroy(); }
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bool LibretroHWRenderContext::Init(bool cache_context) {
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hw_render_.cache_context = cache_context;
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if (!Libretro::environ_cb(RETRO_ENVIRONMENT_SET_HW_RENDER, &hw_render_))
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return false;
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libretro_get_proc_address = hw_render_.get_proc_address;
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return true;
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}
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LibretroHWRenderContext::LibretroHWRenderContext(retro_hw_context_type context_type, unsigned version_major, unsigned version_minor) {
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hw_render_.context_type = context_type;
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hw_render_.version_major = version_major;
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hw_render_.version_minor = version_minor;
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hw_render_.context_reset = context_reset;
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hw_render_.context_destroy = context_destroy;
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hw_render_.depth = true;
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}
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void LibretroHWRenderContext::ContextReset() {
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INFO_LOG(G3D, "Context reset");
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// needed to restart the thread
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// TODO: find a way to move this to ContextDestroy.
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if (!hw_render_.cache_context && Libretro::useEmuThread && draw_ && Libretro::emuThreadState != Libretro::EmuThreadState::PAUSED) {
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DestroyDrawContext();
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}
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if (!draw_) {
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CreateDrawContext();
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bool success = draw_->CreatePresets();
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_assert_(success);
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}
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GotBackbuffer();
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if (gpu) {
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gpu->DeviceRestore();
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}
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}
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void LibretroHWRenderContext::ContextDestroy() {
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INFO_LOG(G3D, "Context destroy");
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if (Libretro::useEmuThread) {
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#if 0
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Libretro::EmuThreadPause();
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#else
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Libretro::EmuThreadStop();
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#endif
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}
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LostBackbuffer();
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gpu->DeviceLost();
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if (!hw_render_.cache_context && !Libretro::useEmuThread) {
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Shutdown();
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}
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}
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void LibretroGraphicsContext::GotBackbuffer() { draw_->HandleEvent(Draw::Event::GOT_BACKBUFFER, PSP_CoreParameter().pixelWidth, PSP_CoreParameter().pixelHeight); }
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void LibretroGraphicsContext::LostBackbuffer() { draw_->HandleEvent(Draw::Event::LOST_BACKBUFFER, -1, -1); }
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LibretroGraphicsContext *LibretroGraphicsContext::CreateGraphicsContext() {
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LibretroGraphicsContext *ctx;
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ctx = new LibretroGLContext();
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if (ctx->Init()) {
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return ctx;
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}
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delete ctx;
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ctx = new LibretroVulkanContext();
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if (ctx->Init()) {
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return ctx;
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}
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delete ctx;
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#ifdef _WIN32
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ctx = new LibretroD3D11Context();
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if (ctx->Init()) {
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return ctx;
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}
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delete ctx;
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ctx = new LibretroD3D9Context();
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if (ctx->Init()) {
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return ctx;
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}
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delete ctx;
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#endif
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#if 1
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ctx = new LibretroSoftwareContext();
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if (ctx->Init()) {
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return ctx;
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}
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delete ctx;
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#endif
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return new LibretroNullContext();
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}
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